USB Battery Capacity Tester with Adjustable Constant Current Electronic Load, 15W, Green

Adjustable Constant Current Electronic Load This USB battery capacity tester functions as an adjustable constant current electronic load, allowing you to set a specific current draw for testing. With a 15W power rating, it provides a practical tool for assessing the performance of your power sources. Flexible Connection and Operation The USB plus and minus terminals can be removed separately, offering greater flexibility for connecting to your test setup. The constant current potentiometer features an adjustment knob that rotates clockwise to increase the current and counterclockwise to reduce it, giving you direct control over the load applied during your testing.